Direct medical costs for patients with schizophrenia: a 4-year cohort study from health insurance claims data in Guangzhou city, Southern China

Table 4 Differences in patients who used inpatient care only and patients who used both inpatient and outpatient care (baseline period)

	Patients used inpatient only		Patients used both inpatient and outpatient		P-value
	Mean	SD	Mean	SD	P-value
No. patients	n = 2642		n = 329
Baseline (2010.11.01–2011.10.31)
Gender					< 0.001
Female	40,992.4	23,387.4	24,797.1	16,566.3
Male	46,079.8	21,526.8	24,259.4	18,365.0
Age groups					< 0.001
18 ≤ age < 30	27,167.2	19,908.5	24,077.3	15,037.8
30 ≤ age < 40	33,455.6	23,017.7	25,398.3	16,929.5
40 ≤ age < 50	41,022.2	21,823.5	21,080.3	15,245.2
50 ≤ age < 60	48,486.4	21,277.6	26,077.1	19,335.1
≥ 60	51,116.8	20,017.9	33,827.1	22,827.8
Insurance types					< 0.001
UEBMI	44,956.4	23,994.1	25,292.3	18,410.2
URBMI	43,002.9	19,858.8	23,070.2	15,460.2
Hospital levels					< 0.001
Primary	19,764.9	15,675.1	7008.4	4565.4
Secondary	32,083.2	16,919.9	18,638.6	12,948.4
Tertiary	51,104.2	21,765.7	26,117.8	17,952.6
Length of stay (days)					< 0.001
Days ≤ 100	10,540.1	7063.1	13,868.6	7311.2
100 < days ≤ 300	33,104.6	14,617.7	37,037.8	13,515.9
> 300 days	57,186.9	12,403.7	65,797.7	15,486.6
Composition of inpatient costs					< 0.001
Laboratory and diagnostic costs	5537.7	7175.2	6141.0	6088.2
Non-medication treatment costs	26,556.5	14,234.1	10,762.6	9275.5
Medication costs	4775.9	3509.1	2756.9	2660.6
Bed fees	7274.5	3446.4	3138.9	2511.5
Inpatient costs	44,144.6	22,385.2	22,799.4	17,640.4	< 0.001
Outpatient costs	–	–	1729.7	1546.2
Total costs (inpatient + outpatient)	44,144.6	22,385.2	24,529.1	17,461.4	< 0.001

P-values are based on the Kruskal–Wallis test. All costs were based on a constant 2014 Chinese Yuan (CNY)
UEBMI Urban Employee Basic Medical Insurance scheme, URBMI Urban Resident Basic Medical Insurance scheme, SD standard deviation

ISSN: 1752-4458